package com.example.demo.dao;

import com.example.demo.domain.po.User;
import org.apache.ibatis.annotations.Param;


/**
 * @Description:
 * @Author: zsg
 * @Date: 2018/07/06 09:13
 */
public interface UserDao {

    void  insert(User user);

    User queryByName(@Param("userName") String userName);
}
